Fiber
Part #
Connector
Fast Ethernet 100Base FX
S20-2MLC2
LC
S25-2MLC2
LC
Fast Ethernet 100Base LX
S20-2SLC20
LC
S25-2SLC20
LC
Fast Ethernet 100Base BX
S20-1SLC/A-
LC
20
S25-1SLC/B-
LC
20
Gigabit Ethernet 1000Base SX
S30-2MLC
LC
S35-2MLC
LC
OM1 Multimode fiber @ 200/500 MHz-km
OM2 Multimode fiber @ 500.500 MHZ-km Laser Rated for GbE LANs
S30-2MLC-2
LC
OM3 Multimode fiber @ 2000/500MHz-km Optimized got 850 nm VCSELs
Gigabit Ethernet 1000 Base LX
S30-2SLC-
LC
10
S35-2SLC-
LC
10
S30-2SLC-
LC
30
S35-2SLC-
LC
30
NS3550-8T-2S Industrial Managed Switch User Manual
# of
Fiber
Max
Fibers
Type
Distance
Multi-
2 km
2
mode
(1.2 mi.)
Multi-
2 km
2
mode
(1.2 mi.)
Single
20 km
2
Mode
(12 mi.)
Single
20 km
2
Mode
(12 mi.)
Single
20 km
1
Mode
(12 mi.)
Single
20 km
1
Mode
(12 mi.)
220/550 m
Multi-
2
(720 /
mode
1800 ft.)
220/550 m
Multi-
2
(720 /
mode
1800 ft.)
Multi-
2 km
2
mode
(1.2 mi.)
Single
10 km
2
Mode
(6.2 mi.)
Single
10 km
2
Mode
(6.2 mi.)
Single
30 km
2
Mode
(18.6 mi.)
Single
30 km
2
Mode
(18.6 mi.)
Optical
Wave
Budget
Length
(dBm)
1310 nm
12
1310 nm
12
1310 nm
19
1310 nm
19
1310 /
18
1550 nm
1550 /
18
1310 nm
850 nm
7.5
850 nm
7.5
1310 nm
10
-9 ~ -1
1310 nm
18
1310 nm
18
1310 nm
18
1310 nm
18
Chapter 2: Installation
Optical
Receiver
Operating
Power
Sensitivity
Temperature
(dBm)
(dBm)
0 to +50°C
-20 ~ -14
-32
(32 to 122°F)
-40 to +75°C
-20 ~ -14
-32
167°F)
0 to +50°C
-15 ~ -8
-34
(32 to 122°F)
-40 to +75°C
-15 ~ -8
-34
(-40 to 167°F)
0 to +50°C
-14 ~ -8
-32
(32 to 122°F)
-40 to +75°C
-14 ~ -8
-32
(-40 to 167°F)
0 to +50°C
-9.5 ~ -1
-17
(32 to 122°F
-40 to +75°C
-14 ~ -8
-17
(-40 to 167°F)
0 to +50°C
-19
(32 to 122°F)
0 to +50°C
-9.5 ~ -3
-20
(32 to 122°F)
-40 to +75°C
-9.5 ~ -3
-20
(-40 to 167°F)
0 to +50°C
-2 ~ +3
-23
(32 to 122°F)
-40 to +75°C
-2 ~ +3
-23
(-40 to 167°F)
(-40 to
23
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